How to Diagnose a Failure 3 In Ds7400 Series History Log

Issue

Panel history shows a failure 3.

Solution

If panel is programmed to do a history dump to WDSRP but failed to communicate via the phone line that is programmed for remote callback, the panel will initiate a failure 3 trouble.

Part numbers DS7400X, DS7400, DS7400Xi, DS7400XIVER2, DS7400XIVER3+, DS7400XIVER4+,